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3 files changed, 85 insertions, 0 deletions

diff --git a/lib/axlsx/content_type/content_type.rb b/lib/axlsx/content_type/content_type.rb
new file mode 100644
index 00000000..ac75a0d4
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+++ b/lib/axlsx/content_type/content_type.rb
@@ -0,0 +1,23 @@
+module Axlsx
+  require 'axlsx/content_type/default.rb'
+  require 'axlsx/content_type/override.rb'
+
+  # ContentTypes used in the package. This is automatcially managed by the package package.
+  class ContentType < SimpleTypedList
+    
+    def initialize
+      super [Override, Default]
+    end
+    
+    # Generates the xml document for [Content_Types].xml
+    # @return [String] The document as a string.
+    def to_xml()
+      builder = Nokogiri::XML::Builder.new(:encoding => ENCODING) do |xml|
+        xml.Types(:xmlns => Axlsx::XML_NS_T) {
+          each { |type| type.to_xml(xml) }
+        }
+      end
+      builder.to_xml
+    end
+  end
+end
diff --git a/lib/axlsx/content_type/default.rb b/lib/axlsx/content_type/default.rb
new file mode 100644
index 00000000..c82e5f7d
--- /dev/null
+++ b/lib/axlsx/content_type/default.rb
@@ -0,0 +1,32 @@
+module Axlsx
+  # An default content part. These parts are automatically created by for you based on the content of your package.
+  class Default
+
+    # The extension of the content type.
+    # @return [String]
+    attr_accessor :Extension
+
+    # @return [String] ContentType The type of content. TABLE_CT, WORKBOOK_CT, APP_CT, RELS_CT, STYLES_CT, XML_CT, WORKSHEET_CT, SHARED_STRINGS_CT, CORE_CT, CHART_CT, DRAWING_CT are allowed
+    attr_accessor :ContentType
+
+    #Creates a new Default object
+    # @option options [String] Extension
+    # @option options [String] ContentType
+    # @raise [ArgumentError] An argument error is raised if both Extension and ContentType are not specified.
+    def initialize(options={})
+      raise ArgumentError, "Extension and ContentType are required" unless options[:Extension] && options[:ContentType]
+      options.each do |o|
+        self.send("#{o[0]}=", o[1]) if self.respond_to? "#{o[0]}="
+      end      
+    end
+    def Extension=(v) Axlsx::validate_string v; @Extension = v end
+    def ContentType=(v) Axlsx::validate_content_type v; @ContentType = v end
+
+    # Serializes the object to xml
+    # @param [Nokogiri::XML::Builder] xml The document builder instance this objects xml will be added to.
+    # @return [String]
+    def to_xml(xml)
+      xml.Default(self.instance_values)
+    end
+  end
+end
diff --git a/lib/axlsx/content_type/override.rb b/lib/axlsx/content_type/override.rb
new file mode 100644
index 00000000..4d1b008f
--- /dev/null
+++ b/lib/axlsx/content_type/override.rb
@@ -0,0 +1,30 @@
+module Axlsx
+  # An override content part. These parts are automatically created by for you based on the content of your package.
+  class Override
+
+    # @return [String] ContentType The type of content. TABLE_CT, WORKBOOK_CT, APP_CT, RELS_CT, STYLES_CT, XML_CT, WORKSHEET_CT, SHARED_STRINGS_CT, CORE_CT, CHART_CT, DRAWING_CT are allowed
+    attr_accessor :ContentType
+
+    # @return [String] PartName The name and location of the part.
+    attr_accessor :PartName
+
+    #Creates a new Override object
+    # @option options [String] PartName
+    # @option options [String] ContentType
+    # @raise [ArgumentError] An argument error is raised if both PartName and ContentType are not specified.
+    def initialize(options={})
+      raise ArgumentError, "PartName and ContentType are required" unless options[:PartName] && options[:ContentType]
+      options.each do |o|
+        self.send("#{o[0]}=", o[1]) if self.respond_to? "#{o[0]}="
+      end      
+    end
+    def PartName=(v) Axlsx::validate_string v; @PartName = v end
+    def ContentType=(v) Axlsx::validate_content_type v; @ContentType = v end
+
+    # Serializes the Override object to xml
+    # @param [Nokogiri::XML::Builder] xml The document builder instance this objects xml will be added to.
+    def to_xml(xml)
+      xml.Override(self.instance_values)
+    end
+  end
+end